/**
 * @author gaopeng
 * @date 2019/12/17 9:42 下午
 */
public class LetterProcessImpl implements ILetterProcess {
    @Override
    public void writeContext(String context) {
        System.out.println("信件内容："+context);
    }

    @Override
    public void fillEnvelope(String address) {
        System.out.println("封面地址："+address);
    }

    @Override
    public void letterIntoEnvelope() {
        System.out.println("装进信封");
    }

    @Override
    public void sendLetter() {
        System.out.println("投递信件");
    }
}
